Question

Reya says

"The two sequences T(n) = 7 + 5n and
S(n) = 54 - 6n don't have any terms in
common because when I solve T(n) = S(n)
I get n = 4 which isn't an integer.
Give a reason why Reya is wrong.

Answer 1

Explanation:

4 + 4 = 4 so 9 is equal to 6